| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that [noun prp] have been [v-ing] | 110 |
|
| 2 | [noun prp] [modal v] have been [v-ing] | 74 |
|
| 3 | that [noun prp] [modal v] have been | 50 |
|
| 4 | that [modal v] have been [v-ing] | 9 |
|
